package com.atxiaodei.alibabaseata.service;

import java.math.BigDecimal;

/**
 * @ClassName AccountService
 * @Deacription TODO
 * @Author wangmeng
 * @Date 2021/3/1 10:33
 * @Version 1.0
 **/
public interface AccountService {
    void decrease(Long userId, BigDecimal money);
}

